A treatise on special or elementary geometry (1877)
Olney, Edward, 1827-1887, Olney, Edward, 1827-1887. Elements of trigonometry, plane and spherical · New York : Sheldon · leaf 154
utually equal, and is, therefore, ambiguous. The polygon(a) may have the part corresponding to CFED situated as CFED, or asCFiEiDi, In the former case the polygons are equal, in the latter not. 307* Cor.—Two quadrilaterals having three sides and the corre-sponding angles included by these sides… … Fig. 219. unmarked sides being the excepted ones, the polygons may be those included bythe continuous lines, or those included in part by the broken lines, all the partsbeing equal in each two, except the three unknown ones. PROPOSITION xvni. 309, Theorem,—Two iMijgons of the same numler of…
Geometry · Trigonometry
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